Move plugin files to a subfolder

[MAILPOET-3988]

mailpoet/lib/Models/ModelValidator.php

@@ -0,0 +1,94 @@
+<?php
+
+namespace MailPoet\Models;
+
+use MailPoet\Util\Helpers;
+use MailPoet\WP\Functions as WPFunctions;
+
+class ModelValidator extends \MailPoetVendor\Sudzy\Engine {
+  public $validators;
+
+  const EMAIL_MIN_LENGTH = 6;
+  const EMAIL_MAX_LENGTH = 150;
+
+  const ROLE_EMAILS = [
+    'abuse',
+    'compliance',
+    'devnull',
+    'dns',
+    'ftp',
+    'hostmaster',
+    'inoc',
+    'ispfeedback',
+    'ispsupport',
+    'list-request',
+    'list',
+    'maildaemon',
+    'noc',
+    'no-reply',
+    'noreply',
+    'nospam',
+    'null',
+    'phish',
+    'phishing',
+    'postmaster',
+    'privacy',
+    'registrar',
+    'root',
+    'security',
+    'spam',
+    'sysadmin',
+    'undisclosed-recipients',
+    'unsubscribe',
+    'usenet',
+    'uucp',
+    'webmaster',
+    'www',
+  ];
+
+  public function __construct() {
+    parent::__construct();
+    $this->validators = [
+      'validEmail' => 'validateEmail',
+      'validRenderedNewsletterBody' => 'validateRenderedNewsletterBody',
+    ];
+    $this->setupValidators();
+  }
+
+  private function setupValidators() {
+    $_this = $this;
+    foreach ($this->validators as $validator => $action) {
+      $this->addValidator($validator, function($params) use ($action, $_this) {
+        $callback = [$_this, $action];
+        if (is_callable($callback)) {
+          return call_user_func($callback, $params);
+        }
+      });
+    }
+  }
+
+  public function validateEmail($email) {
+    $permittedLength = (strlen($email) >= self::EMAIL_MIN_LENGTH && strlen($email) <= self::EMAIL_MAX_LENGTH);
+    $validEmail = WPFunctions::get()->isEmail($email) !== false && parent::_isEmail($email, null);
+    return ($permittedLength && $validEmail);
+  }
+
+  public function validateNonRoleEmail($email) {
+    if (!$this->validateEmail($email)) return false;
+    $firstPart = strtolower(substr($email, 0, (int)strpos($email, '@')));
+    return array_search($firstPart, self::ROLE_EMAILS) === false;
+  }
+
+  public function validateRenderedNewsletterBody($newsletterBody) {
+    if (is_serialized($newsletterBody)) {
+      $newsletterBody = unserialize($newsletterBody);
+    } else if (Helpers::isJson($newsletterBody)) {
+      $newsletterBody = json_decode($newsletterBody, true);
+    }
+    return (is_null($newsletterBody) || (is_array($newsletterBody) && !empty($newsletterBody['html']) && !empty($newsletterBody['text'])));
+  }
+
+  public function validateIPAddress(string $ip): bool {
+    return (bool)filter_var($ip, FILTER_VALIDATE_IP);
+  }
+}